Is May 21 Judgment Day?

According to a GMA TV news headline I read last Thursday, a US-based Christian group began preaching the end of the world - on May 21, 2011 at sunset to be exact.Prior to this news, (which I didn't know then, by the way) I was having some personal problems 2-3 weeks ago. They were so strong that I decided to fast and pray about it. I was strengthened afterward. This happened during the time Prince William and Kate Middleton's wedding and the next day's Beatification of Pope John Paul II. Something with those events struck me...